Mariko Van Kampen

After being emasculated in front of Cece, Schmidt insists on a manly bachelor party weekend in Vegas, but the road trip goes awry when the guys end up at a desert biker bar and he must put his newfound bravado to the test.

Harry Langford (Chris Vance) enlists McGarrett and Danny's help to track down Lady Sophie (Alana Boden), a teenage British royal who has run away while under his protection. Also, Grover, Tani and Junior work a 25-year-old murder case after a mysterious Betamax tape arrives at 5-0 headquarters.

Magnum must help his defense attorney girlfriend, Abby Miller (guest star Brooke Lyons), when she realizes that the client she successfully defended in a murder trial is actually guilty.

Magnum returns from a case to find that Higgins' old Army commander is staying on the Masters estate, under tight security, until some I.R.A. members he helped capture are tried. Two secret intelligence agents hire Magnum to protect the brigadier and foil assassins out to kill him before the terrorists' trial, but the "need to know" basis the agents insist on operating by only serves to complicate matters for Magnum.

At Bernard’s fabulous Bible-themed birthday party, Ronnie is jealous when Colin flirts with a woman who looks a lot like his ex-wife. Meanwhile, Nichole tries to prevent her mom from discovering that she’s a stripper.